#!/usr/bin/env perl

# Usage:
#   upgradeHelper.pl --listServers
#   upgradeHelper.pl --prepareUpgrade
#   upgradeHelper.pl --setForcedStandby --target=xxx
#   upgradeHelper.pl --clearForcedStandby --target=xxx
#   upgradeHelper.pl --switchForcedStandby --target=xxx
#   upgradeHelper.pl --status --target=xxx
#   upgradeHelper.pl --startUpgrade --target=xxx
#   upgradeHelper.pl --startBackout --target=xxx
#   upgradeHelper.pl --prepareUpgrade --target=xxx
#   upgradeHelper.pl --finishUpgrade --target=xxx
#   upgradeHelper.pl --exportSSD --target=xxx
#   upgradeHelper.pl --importSSD --target=xxx

